Area code 224

Largest exchanges

• Northbrook72
• Arligtnhts70
• Desplaines48
• Elgin44
• Waukegan38
• Algonquin36
• Deerfield20
• Barrington19
• Elk Grove18
• Wheeling15

Largest carriers

• T-mobile Usa, Inc.138
• New Cingular Wireless Pcs, LLC - Il92
• Cellco Partnership dba Verizon Wireless - Il76
• Onvoy, LLC67
• Illinois Bell Tel Co34
• Fractel, LLC29
• Level 3 Communications, LLC - Il19
• Teleport Communications America, LLC - Il19
• Bandwidth.com Clec, LLC - Il17
• Comcast IP Phone, LLC16

Most reported 224 numbers

No visitor reports yet in this area code.

FCC complaints

• 224-255-81562 · 2026-10-03
• 224-212-16621 · 2026-10-07
• 224-379-54771 · 2026-10-06
• 224-788-64781 · 2026-10-06
• 224-255-88561 · 2026-10-03